The image presents an edge-on, or limb view, of the Earth’s atmosphere as seen from orbit.
这张照片是轨道侧面，或者说是边缘视角观测到的地球大气景观。
Seen edge-on, the island universe spans about 100, 000 light-years, similar in size to our own Milky Way.
这个侧边向着我们的岛宇宙直径约10万光年，与我们银河系大小相仿。
If the orbits of planets are not edge-on to observers on Earth, the technique underestimates the masses of the planets.
如果行星的轨道对于地球上的观测者来说并不是边缘向前的，这项技术会低估行星的质量。
About 44 million light years away sits NGC 5866, the Spindle Galaxy, seen here in an edge-on view that reveals its thinness.
大约在44百万光年之外是NGC 5866纺锤状星系，照片所显示的是其侧缘。
The edge-on galaxy near the top of the image is VV 340 North and the face-on galaxy at the bottom of the image is VV 340 South.
靠近图像顶部的侧向星系是北边星系W340，底部的正向星系为南边星系W340。
The disk of the Milky Way galaxy, seen edge-on from Earth's perspective, is the bright band running horizontally down the middle.
由于透视法的缘故，在地球上我们观察到的银河系圆盘的边缘是一道明亮光带，在这幅图像中这道光带从中部一直延伸到下方的地平线。
Seen nearly edge-on, NGC 253 is only 13 million light-years away, the largest member of the Sculptor Group of galaxies, neighbor to our own local galaxy group.
在靠近天穹边缘出现的NGC 253 距离我们只有 1300 万光年之遥，它是玉夫星系团的最大的成员，和我们所在的星系团相邻。
Sometimes, they happen to see the orbits of exoplanets edge-on. In those cases, the planet alternately shows more of its dayside and then more of its nightside as it circles its star.
有时，天文学家们碰巧从侧面观察到系外行星的轨道，在这种情况下，行星在围绕恒星旋转的时候就会交替地呈现出有时光面较多、有时暗面较多。
We were on a hill, right on the edge of town.
我们在一座小山上，正好位于城镇边缘。
She perched uncomfortably on the edge of the table.
她将就坐在桌边上，非常难受。
The town is perched on the edge of a steep, precipitous cliff.
该镇坐落在一个陡峭的悬崖边上。
He sat on the edge with his legs dangling over the side.
他悬垂着双腿坐在边缘上。
She was always on edge before an interview.
她在面试前总是紧张不安。
He stood on the edge of the cliff.
他站在悬崖边上。
She sat on the edge of her mother's bed.
她坐在她母亲的床边。
She paused on the edge, trying to regain her balance.
她在边缘上暂停下来，努力恢复平衡。
The cup was poised on the edge of the chair.
杯子放在椅子边上（随时可能掉下来）。
She perched herself on the edge of the bed.
她坐在床沿上。
She parked herself on the edge of the bed.
她坐在床沿上。
My nerves were constantly on edge.
我的神经处于不断紧张中。
He fell, striking his head on the edge of the table.
他摔倒了，头碰在桌棱上。
The economy is balanced on a knife-edge.
经济形势尚不明朗。
He glimpsed something on the edge of his vision.
他斜眼瞥见了点什么。
他们略胜我们一筹。
Just the sound of her voice sets my teeth on edge.
我一听到她的声音就浑身不舒服。
He hovered on the edge of consciousness.
他似醒非醒。
The game had the crowd on the edge of their seats.
这场比赛使观众兴奋不已。
He's got the edge on the others because he has more experience.
他富有经验，因而较他人占优势。
If those unique systems are also of high quality, the business will have an edge on its competitors.
如果那些单独的系统也是高质量的，那么业务将会具有相对于它的竞争者的优势。
If those unique systems are also of high quality, the business will have an edge on its competitors.
如果那些单独的系统也是高质量的，那么业务将会具有相对于它的竞争者的优势。
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